The prognostic accuracy evaluation of SAPS 3, SOFA and APACHE II scores for mortality prediction in the surgical ICU: an external validation study and decision-making analysis

Annals of Intensive Care

Table 5 Prognostic model’s calibration values for hospital and intra-ICU mortalities as outcomes

Severity score	Hospital mortality	p value	intra-ICU mortality	p value
	Hosmer and Lemeshow test—Chi-squared (DF)	p value	Hosmer and Lemeshow test—Chi-squared (DF)	p value
SOFA admission	18.04 (7)	0.0118	14.98 (7)	0.0362
SAPS 3	10.71 (8)	0.2189	2.02 (8)	0.9804
APACHE II	7.89 (8)	0.4441	13.35 (8)	0.1003